Kiichi (Ryo Ryusei) is a former policer officer and his younger sister Yuki (Rikako Yagi) is a genius white hat hacker. 5 years ago, their father Takashi, who worked as a police officer, was murdered by an unknown person in front of them. They had already lost their mother at an early age and their father Takashi raised them by himself. He was the most precious person in their lives. After their father's death, Kiichi quit his job as a police officer and chased after his father's killer with his younger sister. But, they didn't have any clues on the identity of their father's killer except that he had a phoenix tattoo on the back of his hand. Now, Kiichi and Yuki finally get into a criminal organization, which is the largest fraud group in Japan. At the top of the criminal organization is someone named Phoenix. They try to get close to this mysterious person.—AsianWiki

A brother and sister seek revenge against a powerful criminal organization after their father was killed by a man with a phoenix tattoo. Five years after their father's death, the siblings track down "Genju," a special fraud group with an estimated damage of over 12 billion yen. The story follows their infiltration of the group under false identities as they try to uncover the true identity of the leader, known as the "Phoenix," and reveal the truth behind the incident.—Drama-Otaku

"Start infiltrating. Don't get caught, no matter what." Genju is Japan's largest fraud ring. A man and his younger sister vow to go against it to seek revenge against their father's murderer. They hide their identity and infiltrate the crime organization in a bid to destroy it from within. If they get caught, it's instantly The End for them. Brace yourselves for this brand-new suspense drama.—Japan Program Catalog